Gems of the USSR
J.P.Samsonov & Turingue
Mineralogy (1)
Earth Materials and Processes
Dinah Zike & Ralph M. Feather Jr., PhD
Lithology (1)
Grain size distribution and microstructures of experimentally ...
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Техника бурения взрывных скважин в мерзлых породах
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Литология (1)
Functional Plant Ecology
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Hydrology (1)